Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
Sep 2025 Milk Sub Index 12.56
Milk (kg) -99.00 -0.014 1.39
Fat (kg) -15.22 -0.375 5.70
Prot (kg) -12.40 -0.441 5.47
Fertility Sub Index 0.75
Calving Interval (days) -0.37 -1.459 0.54
Survival (%) 0.19 1.117 0.21
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -0.97
Carcass Weight (kg) 2.20 -0.528 -1.16
Age of Slaughter (days) -0.45 -0.432 0.19
Maintenance Sub Index Maint. Sub Index 0.98
Live WT (kg) -3.20 -0.307 0.98
Total Carbon Sub Index 12.78

* Based on an €80/tonne carbon price